Home / 23,142.52-34,712.62-8,150.38

Finding the Fourth Proportional to 23,142.52, 34,712.62 and 8,150.38

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Solution

The fourth proportional to 23,142.52, 34,712.62 and 8,150.38 is: 12,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142.52 : 34,712.62 = 8,150.38 : x
  2. Step 2: Convert to fraction form
    23,142.52/34,712.62 = 8,150.38/x
  3. Step 3: Cross multiply
    23,142.52x = 34,712.62 × 8,150.38
  4. Step 4: Simplify right side
    23,142.52x = 282,920,870.23
  5. Step 5: Solve for x
    x = 282,920,870.23/23,142.52
  6. Step 6: Final answer
    x = 12,225.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.